How the Math Behind Roger Federer's Clay Season Helps His World Ranking - The New York Times
Ranking Rockets: The 20 biggest movers in the 2019 Year-End Rankings over the previous year - plus three honorable mentions
Oracle/ITA Division I Men's Singles Rankings — April 2, 2019 - ITA #WeAreCollegeTennis
ATP Rankings Update 18 February 2019 - YouTube
ATP Tour Press Release: Five New Names In Year-End Top 10 ATP Rankings | ATP Tour | Tennis
Fever-Tree 2019, Fever-Tree Wheelchair Tennis Championships event to return as a ranking event — The Queen's Club
Oracle/ITA Division II Men's Singles Rankings — April 17, 2019 - ITA #WeAreCollegeTennis
Ranking History of Top 10 Men's Tennis Players (1990-2019) - YouTube
Camel doubles team earns national ranking - Campbell University
Ranking Evolution to the Race of Tennis ATP Finals 2019 - YouTube
Arizona Tennis Classic returns, showcases some of sport's top players
Tennis: Naomi Osaka returns to WTA world No. 1 ranking
ATP ranking change not ideal for everybody but best for tennis, says Kevin Anderson on 2019 overhaul
Roger Federer says 'it would be a joke' to look to reclaim No 1 ranking again | Tennis News | Sky Sports
Gunneswaran looks to keep crucial points after ATP revises ranking
Australian Open 2019: Denis Shapovalov, Canadian young gun not daunted by Rod Laver comparisons, ATP ranking
Khachanov Breaks Into Top 10, Mover Of The Week | ATP Tour | Tennis
Tennis seeks solution to ranking changes that have left thousands unable to compete
2019-20 Oracle/ITA Rankings - ITA #WeAreCollegeTennis
ATP Rankings 2019: Rafael Nadal No.1 men's player after overtaking Novak Djokovic | London Evening Standard | Evening Standard
Novak Djokovic tops first 2019 ATP rankings; Rafael Nadal in second place - The Statesman
WTA Rankings 2019 Update: Serena back in the Top 10
Nadal, Djokovic to Battle for Year-End Top Ranking at Nitto ATP Finals from London - Weeklong Coverage on ESPN TV, ESPN3 - ESPN Press Room U.S.
WTA Rankings 2019 update: Simona Halep steps it up
